need assistance with code
hwsample import math def getDelta(x1, y1, x2, y2, r): dx = x2 = x1 dy = y2 - y1 dr = (dx**2 + dy**2)**0.5 d = x1*y2 - x2*y1 delta = r**2 * dr**2 - d**2 return delta def getCircleArea(r): return math.pi * r **2 def sgn(x): if x < 0:="" return="" -1="" else:="" return="" 1="" def="" getintersectionpoints(x1,="" y1,="" x2,="" y2,="" r):="" dx="x2" -x1="" dy="y2" -y1="" dr="(dx" **="" 2="" +="" dy="" **="" 2)="" **0.5="" d="x1" *="" y2="" -="" x2="" *="" y1="" x_1="(D" *="" dy="" +="" sgn(dy)="" *="" dx="" *="" (r**2="" *="" dr**2="" -="" d**2)**0.5)="" dr**2="" x_2="(D" *="" dy="" -="" sgn(dy)="" *="" dx="" *="" (r**2="" *="" dr**2="" -="" d**2)**0.5)="" dr**2="" y_1="(-D" *="" dx="" +="" abs(dy)="" *="" (r="" **="" 2="" *="" dr="" **="" 2="" -="" d="" **="" 2)="" **="" 0.5)="" dr="" **="" 2="" y_2="(-D" *="" dx="" -="" abs(dy)="" *="" (r="" **="" 2="" *="" dr="" **="" 2="" -="" d="" **="" 2)="" **="" 0.5)="" dr="" **="" 2="" return="" [x_1,="" x_2,="" y_1,="" y_2]="" #="" the="" user="" input="" values="" x,="" y="[4.0," 4.0]="" r="2.0" x1,="" y1,="" x2,="" y2="[8.0," 6.0,="" 3.0,="" 1.0]="" #moving="" the="" circle="" and="" two="" points="" of="" the="" line="" that="" the="" user="" inputs.="" x1="" -="x" y1="" -="y" x2="" -="x" y2="" -="y" x="0" y="0" if="" getdelta(x1,="" y1,="" x2,="" y2,="" r)=""><= 0: #no intersection print(getcirclearea(r)) else: circle = getcirclearea(r) ips = getintersectionpoints(x1, y1, x2, y2, r) 0:="" #no="" intersection="" print(getcirclearea(r))="" else:="" circle="getCircleArea(r)" ips="getIntersectionPoints(x1," y1,="" x2,="" y2,="">